Right-click the device and select Update driver .
Many users who see this in their Device Manager have often run all the standard driver updates from their PC manufacturer (like Dell, HP, or Lenovo) and are still left with the unknown device. They then go searching for the "jlspp driver" online.
A specific "JL_SPP" driver package for models like the X455YA is available via DriverIdentifier . jlspp driver link
It is a Bluetooth Serial Port Profile driver. do you have the same or its known & digitally signed device? Share. Share. batmalin. Acer Community
Since there's no single driver to install, your goal should be to resolve the unknown device status. Here are four effective, safe methods you can try, from simplest to most comprehensive: Right-click the device and select Update driver
To ensure you have the latest features and security patches, it's essential to keep your JLSPP driver link up to date. Here's how:
Always look for the Original Equipment Manufacturer (OEM) website. If your JLSPP hardware was distributed by a specific retail tech brand or industrial supplier, visit their official "Downloads" or "Support" page. Type the exact model number of your machine alongside "driver download" in their internal search bar. 2. Inspect Hardware IDs via Device Manager A specific "JL_SPP" driver package for models like
When you pair a Bluetooth device (like a phone or headset), Windows may attempt to install several "sub-drivers." If the system cannot find a specific digital signature for the device's serial communication layer, it displays JL_SPP with a yellow warning triangle. Official Download Links & Sources
Choose the option that says "Browse my computer for drivers" (or "Browse my computer for driver software" ).